Osburn MATRIX - Page 39

Matrix Insert Installation and Operation Manual
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Data for Floor Protection Calculation
MINIMUM
EXTENDED
A
B
(Note 1)
C D E
AIR
JACKET
INCHES
Dimension of the
hearth extension
CAN: 18"
USA: 16"
0" D = B - (A - C) 14"
Flush
with
fireplace
facing
MILLIMETRES
CAN: 457 mm
USA: 406 mm
0 mm D = B - (A - C) 356 mm
MAXIMUM
EXTENDED
A
B
(Note 1)
C D E
AIR
JACKET
INCHES
Dimension of the
hearth extension
CAN: 18"
USA: 16"
2" / 4" D = B - (A - C) 10" / 12"
Back
from
fireplace
facing
2" or 4"
( 51 or
102 mm)
MILLIMETRES
CAN: 457 mm
USA: 406 mm
51 / 102
mm
D = B - (A - C)
254 / 305
mm